CN215092067U - Double-end beveler circular steel fixture - Google Patents

Abstract

The utility model relates to a beveler technical field discloses a double-end beveler circular steel fixture. Including guide rail, left clamping unit, right clamping unit and centre gripping drive unit, left side clamping unit and right clamping unit all establish on the guide rail and both set up relatively, right clamping unit and guide rail sliding fit on guide rail length direction, centre gripping drive unit drive left clamping unit and right clamping unit make round steel be by tightly pressing from both sides or unclamping the state. The utility model discloses a double-end beveler circular steel fixture can realize fixing the centre gripping to the circular steel of different length specifications, and it is convenient to adjust to reduce equipment purchasing cost.

Description

Double-end beveler circular steel fixture

Technical Field

The utility model belongs to the technical field of the beveler technique and specifically relates to a double-end beveler circular steel fixture is related to.

Background

At present, after some materials such as steel pipes are cut or made into semi-finished products, the section of the material is a vertical 90-degree angle, and the 90-degree angle is generally required to be chamfered so as to meet the application requirement. The chamfering machine is a small-sized precision machine tool which is specially used for chamfering of die manufacturing, hardware machinery, machine tool manufacturing, hydraulic parts, valve manufacturing, textile machinery and deburring of processing mode products such as milling and planing, and generally adopts the chamfering machine to chamfer a round steel section. The chamfering machine is generally divided into a single-head chamfering machine and a double-head chamfering machine, the single-head chamfering machine can only chamfer one end of the round steel at a time, and a large amount of time is consumed when double-head chamfering is carried out; double-end chamfering machine can once accomplish the double-end chamfer to the circular steel, but among the prior art double-end chamfering machine because the distance between the double-end clamp mould that is used for the fixed circular steel both ends of centre gripping is fixed, can only carry out the chamfer to the circular steel of fixed specification length, need change the chamfering machine of other models when the circular steel of its length specification carries out the chamfer to needs, increases equipment purchasing cost.

Disclosure of Invention

The utility model relates to an overcome above prior art problem, provide a double-end beveler circular steel fixture. The utility model discloses a double-end beveler circular steel fixture can realize fixing the centre gripping to the circular steel of different length specifications, thereby adjusts the convenience and reduces equipment purchasing cost.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a double-end beveler circular steel fixture, includes guide rail, left clamping unit, right clamping unit and centre gripping drive unit, left side clamping unit and right clamping unit all establish on the guide rail and both set up relatively, right clamping unit and guide rail sliding fit on guide rail length direction, centre gripping drive unit drive left clamping unit and right clamping unit make circular steel be and tightly press from both sides or loosen the state.

Preferably, the right clamping unit comprises a sliding seat and a right clamping die arranged on the sliding seat, and the sliding seat is in sliding fit with the guide rail in the length direction of the guide rail; the left clamping unit comprises a fixed seat and a left clamping die, and the left clamping die is arranged on the fixed seat.

Preferably, the guide rails comprise a front guide rail and a rear guide rail which are arranged in parallel, a V-shaped groove is formed in the lower portion of the sliding seat, a horn-shaped protrusion matched with the V-shaped groove is arranged on the front guide rail, and the horn-shaped protrusion is clamped in the V-shaped groove.

Preferably, the rear side of the sliding seat is fixedly provided with a connecting block extending downwards, the rear side of the guide rail is fixedly provided with a sawtooth rod, a gear meshed with the sawtooth rod is arranged below the sawtooth rod, the axis of the gear is provided with a fixed shaft extending outwards, a hand wheel is arranged behind the gear, and the fixed shaft penetrates through the connecting block and is fixedly connected with the hand wheel.

Preferably, the right clamping die comprises a right fixed clamping die and a right movable clamping die matched with the right fixed clamping die, the right fixed clamping die is fixedly arranged on a sliding seat, a right sliding rail extending forwards is arranged on the sliding seat, a right sliding block in sliding fit with the right sliding rail is arranged on the right sliding rail, and the right movable clamping die is fixedly arranged on the right sliding block;

the left clamping die comprises a left fixed clamping die and a left movable clamping die matched with the left fixed clamping die, the left fixed clamping die is fixedly arranged on the fixed seat, a left sliding rail extending forwards is arranged on the fixed seat, a left sliding block in sliding fit with the left sliding rail is arranged on the left sliding rail, and the left movable clamping die is fixedly arranged on the left sliding block.

Preferably, the clamping driving unit comprises an air cylinder, a rotating shaft, a left connecting rod and a right connecting rod, a shifting rod is fixedly arranged at one end of the rotating shaft, the free end of a piston rod of the air cylinder is rotatably connected with the shifting rod, and a left crank and a right crank are fixedly arranged on the rotating shaft; one end of the left connecting rod is rotatably connected with the left crank, and the other end of the left connecting rod is rotatably connected with the left sliding block; one end of the right connecting rod is rotatably connected with the right crank, and the other end of the right connecting rod is rotatably connected with the right sliding block.

The utility model discloses following beneficial effect has: 1) the double-end chamfering machine circular steel clamping mechanism can realize fixed clamping of circular steels with different length specifications, and does not need to replace a chamfering machine according to the length of the circular steel to be processed, so that the purchasing cost of enterprise equipment is reduced; 2) the utility model discloses distance between left clamp mould and the right clamp mould among the double-end beveler circular steel fixture is adjusted conveniently, can adjust to suitable distance between the two fast accurate.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of the cross-sectional structure a-a of the present invention.

Fig. 3 is a schematic view of the matching structure of the right clamping unit and the guide rail of the present invention.

Reference numerals

The clamping device comprises a guide rail 1, a left clamping unit 2, a right clamping unit 3, a driving unit 4, a sliding seat 31, a right clamping die 32, a fixed seat 21, a left clamping die 22, a front guide rail 11, a rear guide rail 12, a V-shaped groove 311, an angular protrusion 111, a connecting block 312, a sawtooth rod 13, a gear 14, a fixed shaft 15, a hand wheel 16, a right fixed clamping die 321, a right movable clamping die 322, a right slide rail 313, a right slider 314, a left fixed clamping die 221, a left movable clamping die 222, a left slide rail 211, a left slider 212, an air cylinder 41, a rotating shaft 42, a left connecting rod 43, a right connecting rod 44, a shifting rod 420, a left crank 421 and a right crank 422.

Detailed Description

The technical solution of the present invention is further explained by the following specific embodiments.

Example 1

As shown in fig. 1-3, double-end beveler circular steel fixture includes guide rail 1, left clamping unit 2, right clamping unit 3 and centre gripping drive unit 4, left clamping unit and right clamping unit all establish on the guide rail and both set up relatively, right clamping unit and guide rail sliding fit on guide rail length direction, centre gripping drive unit drive left clamping unit and right clamping unit make circular steel be and tightly clamp or loosen the state. Specifically, the left clamping unit of the chamfering machine clamping mechanism fixedly clamps one end of the round steel, the right clamping unit of the chamfering machine clamping mechanism fixedly clamps the other end of the round steel, and the right clamping unit can move left and right on the guide rail, so that the distance between the left clamping unit and the right clamping unit can be adjusted according to the length of the round steel to be chamfered, and chamfering of the round steel with different length specifications is realized; after the distance between the left clamping unit and the right clamping unit is adjusted, the left clamping unit and the right clamping unit are used for fixedly clamping two ends of the round steel respectively by using the clamping driving device, after the round steel chamfering is finished, the left clamping unit and the right clamping unit are loosened, and the round steel is separated from the clamping mechanism. Further, the right clamping unit comprises a sliding seat 31 and a right clamping die 32 arranged on the sliding seat, and the sliding seat is in sliding fit with the guide rail in the length direction of the guide rail; the left clamping unit comprises a fixed seat 21 and a left clamping die 22, and the left clamping die is arranged on the fixed seat. Specifically, the left clamping die and the right clamping die can respectively realize fixed clamping of two ends of the round steel, and the sliding seat can slide left and right on the guide rail, so that the distance between the two clamping dies can be adjusted. Further, the guide rail includes the preceding guide rail 11 and the back guide rail 12 of mutual parallel arrangement, V-arrangement groove 311 has been seted up to the slide lower part, be equipped with on the preceding guide rail with V-arrangement groove looks adaptation horn-shaped protrusion 111, horn-shaped protrusion card is established in the V-arrangement groove. Specifically, the horn-shaped protrusion which is matched with the V-shaped groove is arranged on the front guide rail, so that the limiting effect can be achieved, the sliding seat is prevented from shaking forwards and backwards in the sliding process on the guide rail, the front guide rail and the rear guide rail jointly support the sliding seat, and the sliding seat is stably supported. Furthermore, the rear side of slide sets firmly downwardly extending's connecting block 312, the rear side of guide rail sets firmly sawtooth pole 13, the below of sawtooth pole is equipped with the gear 14 with the sawtooth pole meshing, the axle center of gear is equipped with outside extension's fixed axle 15, the rear of gear is equipped with hand wheel 16, the fixed axle passes connecting block and hand wheel fixed connection. Specifically, for the convenience of manually realizing the sliding of the sliding seat on the guide rail, a tooth movement transmission mechanism is arranged, and a hand wheel is manually rotated to drive the gear to move rightwards or leftwards on the sawtooth rod, so that the driving sliding block is moved, and the adjustment is convenient and labor-saving. Further, the right clamping die comprises a right fixed clamping die 321 and a right movable clamping die 322 matched with the right fixed clamping die, the right fixed clamping die is fixedly arranged on the sliding seat, a right sliding rail 313 extending forwards is arranged on the sliding seat, a right sliding block 314 in sliding fit with the right sliding rail is arranged on the right sliding rail, and the right movable clamping die is fixedly arranged on the right sliding block; the left clamping die comprises a left fixed clamping die 221 and a left movable clamping die 222 matched with the left fixed clamping die, the left fixed clamping die is fixedly arranged on the fixed seat, a left sliding rail 211 extending forwards is arranged on the fixed seat, a left sliding block 212 in sliding fit with the left sliding rail is arranged on the left sliding rail, and the left movable clamping die is fixedly arranged on the left sliding block. Specifically, the left clamping die and the right clamping die are clamped fixedly by the fixed clamping die and the movable clamping die, the fixed clamping die is fixed in the clamping process, the sliding block slides forwards and backwards on the sliding rail, and then the movable clamping die on the sliding block is drawn close to the fixed clamping die and tightened, so that the end part of the round steel is clamped and fixed. Further, the clamping driving unit comprises an air cylinder 41, a rotating shaft 42, a left connecting rod 43 and a right connecting rod 44, a shifting lever 420 is fixedly arranged at one end of the rotating shaft, the free end of a piston rod of the air cylinder is rotatably connected with the shifting lever, and a left crank 421 and a right crank 422 are fixedly arranged on the rotating shaft; one end of the left connecting rod is rotatably connected with the left crank, and the other end of the left connecting rod is rotatably connected with the left sliding block; one end of the right connecting rod is rotatably connected with the right crank, and the other end of the right connecting rod is rotatably connected with the right sliding block. Specifically, slide around on the slide rail through centre gripping drive arrangement drive slider, concrete centre gripping process is that the piston rod of hydro-cylinder upwards stretches out, the drive driving lever rotates, the driving lever rotates and drives the pivot and rotate, the pivot is rotated left crank and the synchronous swing of right crank, and then the one end downswing that drives left connecting rod and right connecting rod, the downswing in-process, the one end backward displacement that connecting rod and slider are connected, thereby make the slider move backward, and then make the movable clamp mould on the slider draw close to the fixed clamp mould and tighten up, the realization is fixed to the tip centre gripping of circular steel.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent changes without departing from the technical scope of the present invention.

Claims (6)

1. The utility model provides a double-end beveler circular steel fixture, its characterized in that, includes guide rail (1), left centre gripping unit (2), right centre gripping unit (3) and centre gripping drive unit (4), left side centre gripping unit and right centre gripping unit all establish on the guide rail and both set up relatively, right side centre gripping unit and guide rail sliding fit on guide rail length direction, centre gripping drive unit drive left centre gripping unit and right centre gripping unit make circular steel be by tightly pressing from both sides or unclamping the state.

2. The double-end chamfering machine circular steel clamping mechanism according to claim 1, wherein the right clamping unit comprises a sliding seat (31) and a right clamping die (32) arranged on the sliding seat, and the sliding seat is in sliding fit with the guide rail in the length direction of the guide rail; the left clamping unit comprises a fixed seat (21) and a left clamping die (22), and the left clamping die is arranged on the fixed seat.

3. The double-end chamfering machine round steel clamping mechanism according to claim 2, wherein the guide rails comprise a front guide rail (11) and a rear guide rail (12) which are arranged in parallel, a V-shaped groove (311) is formed in the lower portion of the sliding seat, an angular protrusion (111) matched with the V-shaped groove is arranged on the front guide rail, and the angular protrusion is clamped in the V-shaped groove.

4. The round steel clamping mechanism of the double-end chamfering machine according to claim 2 or 3, wherein a connecting block (312) extending downwards is fixedly arranged at the rear side of the sliding seat, a sawtooth rod (13) is fixedly arranged at the rear side of the guide rail, a gear (14) meshed with the sawtooth rod is arranged below the sawtooth rod, a fixing shaft (15) extending outwards is arranged at the axis of the gear, a hand wheel (16) is arranged behind the gear, and the fixing shaft penetrates through the connecting block and is fixedly connected with the hand wheel.

5. The double-end chamfering machine circular steel clamping mechanism according to claim 2, wherein the right clamping die comprises a right fixed clamping die (321) and a right movable clamping die (322) matched with the right fixed clamping die, the right fixed clamping die is fixedly arranged on a sliding seat, a right sliding rail (313) extending forwards is arranged on the sliding seat, a right sliding block (314) in sliding fit with the right sliding rail is arranged on the right sliding rail, and the right movable clamping die is fixedly arranged on the right sliding block;

the left clamping die comprises a left fixed clamping die (221) and a left movable clamping die (222) matched with the left fixed clamping die, the left fixed clamping die is fixedly arranged on a fixed seat, a left sliding rail (211) extending forwards is arranged on the fixed seat, a left sliding block (212) in sliding fit with the left sliding rail is arranged on the left sliding rail, and the left movable clamping die is fixedly arranged on the left sliding block.

6. The double-end chamfering machine circular steel clamping mechanism according to claim 5, wherein the clamping driving unit comprises a cylinder (41), a rotating shaft (42), a left connecting rod (43) and a right connecting rod (44), a shifting rod (420) is fixedly arranged at one end of the rotating shaft, the free end of a piston rod of the cylinder is rotatably connected with the shifting rod, and a left crank (421) and a right crank (422) are fixedly arranged on the rotating shaft; one end of the left connecting rod is rotatably connected with the left crank, and the other end of the left connecting rod is rotatably connected with the left sliding block; one end of the right connecting rod is rotatably connected with the right crank, and the other end of the right connecting rod is rotatably connected with the right sliding block.

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